Respuesta :

x = 2√2

Pythagorean Theorem states that in a right triangle, a^2 + b^2 = c^2, where a and b are the legs and c is the hypotenuse.  Thus, 4 + 4 = x^2.  Thus, x = the square root of 8, or 2√2

a^+b^=x^
2mulyiplyby2+ 2multiplyby2=x^
4+4=x^
Square root of 8 =square root of x^
X=2.83
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